Originally Posted by whereiswaldo

Just a question. On a six-segment UA itinerary (US & Canada), the fourth flight had a massive schedule change. No other UA flight is available within many hours, but a Air Canada is available as a UA code share. An UA agent refused to rebook the segment and stated that rebooking for schedule changes can only be done on UA metal. Is this correct? She was trying to be helpful and checked with a supervisor. I refunded and rebooked on another airline since i had no time to try a bunch more calls with UA. WOUld be good to know for future reference if this is really a UA rule with code shares.